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Unité Matériaux et Transformations

Unité Matériaux et Transformations
CNRS UMR 8207 - Université Lille 1

Directeur : Alexandre Legris

Directeur adjoint : Hugues Leroux

Secrétariat Tél : +33 (0) 320 43 49 67
Fax : + 33 (0) 320 43 65 91
Courriel: secretariat-umet@univ-lille1.fr

Depecker Christophe
Christophe Depecker
Chargé de recherche au CNRS
Bâtiment C6 - 207
Unité Matériaux et Transformations
Bât. C6
Université Lille1
59655 Villeneuve d'Ascq
France
Tel: +33 (0) 320 43 49 90
Fax: +33 (0) 320 43 65 91
Courriel: christophe.depecker@univ-lille1.fr

Recherche

Astro minéralogie expérimentale. Spectroscopie Infrarouge et Raman, cellule environnementale, interaction solide/gaz, Imagerie vibrationnelle, traitement d'image, Hyper résolution

Brevets

  1. 2007 - C. Depecker, B. Hue, C. Vanmansart: Dispositif de traction in situ destiné a appareiller un dispositif de microscopie analytique.
    Déposé à l'INPI le 16 mars 2007, BOPI 2007 -11 n° FR2890746.
    Déposé à l'OMPI le 22 mars 2007, numéro WO 2007/031653 A1.

Communications récentes

1 communication(s) orale(s). 7 communication(s) par affiche. Liste détaillée.

Publications récentes

  1. S. P. Thompson, K. Demyk, S. J. Day, A. Evans, H. Leroux, C. Depecker, J. E. Parker, L. Connor, H. Wilhelm, G. Cibin, Amorphous silicate nanoparticles with controlled Fe-Mg pyroxene compositions, Journal of Non-Crystalline Solids 447 255-261 (2016) [doi: 10.1016/j.jnoncrysol.2016.06.017]
  2. B. Laurent, M. Roskosz, L. Remusat, F. Robert, H. Leroux, H. Vezin, C. Depecker, N. Nuns, J. M. Lefebvre, The deuterium/hydrogen distribution in chondritic organic matter attests to early ionizing irradiation, Nature Communications 6 8567 (2015) [doi: 10.1038/ncomms9567]
  3. P. Zhang, J. Ingrin, C. Depecker, Q. Xia, Kinetics of deuteration in andradite and garnet, American Mineralogist 100 1400-1410 (2015) [doi: 10.2138/am-2015-5149]
  4. B. Laurent, M. Roskosz, L. Remusat, H. Leroux, H. Vezin, C. Depecker, Isotopic and structural signature of experimentally irradiated organic matter, Geochimica et Cosmochimica Acta 142 522-534 (2014) [doi: 10.1016/j.gca.2014.07.023]
  5. J. Ingrin, J. Liu, C. Depecker, S. C. Kohn, E. Balan, K. J. Grant, Low-temperature evolution of OH bands in synthetic forsterite, implication for the nature of H defects at high pressure, Physics and Chemistry of Minerals 40 499-510 (2013) [doi: 10.1007/s00269-013-0587-3]
  6. A. Coupeaud, K. Demyk, C. Meny, C. Nayral, F. Delpech, H. Leroux, C. Depecker, G. Creff, J. B. Brubach, P. Roy, Low-temperature FIR and submillimetre mass absorption coefficient of interstellar silicate dust analogues, Astronomy & Astrophysics 535 A124 (2011) [doi: 10.1051/0004-6361/201116945]
  7. J. Gillot, M. Roskosz, H. Leroux, C. Depecker, Crystallization of amorphous silicates far from equilibrium part I: A versatile nitrate-based sol–gel synthesis of amorphous porous Ca,Mg-rich silicates, Journal of Non-Crystalline Solids 357 3461-3466 (2011) [doi: 10.1016/j.jnoncrysol.2011.06.023]
  8. A. Hamoudi, L. Khouchaf, C. Depecker, B. Revel, L. Montagne, P. Cordier, Microstructural evolution of amorphous silica following alkali–silica reaction, Journal of Non-Crystalline Solids 354 5074-5078 (2008) [doi: 10.1016/j.jnoncrysol.2008.07.001]
  9. M. Lancry, B. Poumellec, V. Beugin, P. Niay, M. Douay, C. Depecker, P. Cordier, Mechanisms of photosensitivity enhancement in OH-flooded standard germanosilicate preform plates, Journal of Non-Crystalline Solids 353 69-76 (2007) [doi: 10.1016/j.jnoncrysol.2006.09.030 00223093]
  10. M. Lancry, P. Niay, M. Douay, C. Depecker, P. Cordier, B. Poumellec, Isochronal annealing of Bragg gratings written either in H2-loaded, UV hypersensitized or in OH-flooded standard Telecommunication fibers using ArF laser, Journal of Lightwave Technology 24 1376-1387 (2006) [doi: 10.1109/JLT.2005.863287]
  11. M. Lancry, B. Poumellec, P. Niay, M. Douay, P. Cordier, C. Depecker, VUV and IR absorption spectra induced in H2-loaded and UV hyper-sensitized standard germanosilicate preform plates through exposure to ArF laser light, Journal of Non-Crystalline Solids 351 3773-3783 (2005) [doi: 10.1016/j.jnoncrysol.2005.10.020]
  12. M. Lancry, P. Niay, S. Bailleux, M. Douay, C. Depecker, P. Cordier, I. Riant, Thermal Stability of the 248-nm-induced Presensitization Process in Standard H_2-loaded Germanosilicate Fibers, Applied Optics 41 7197 (2002) [doi: 10.1364/AO.41.007197]
  13. C. Dalle, P. Cordier, C. Depecker, P. Niay, P. Bernage, M. Douay, Growth kinetics and thermal annealing of UV-induced H-bearing species in hydrogen loaded germanosilicate fibre preforms, Journal of Non-Crystalline Solids 260 83-98 (1999) [doi: 10.1016/S0022-3093(99)00565-7]
  14. P. Cordier, C. Dalle, C. Depecker, P. Bernage, M. Douay, P. Niay, J. F. Bayon, L. Dong, UV-induced reaction of H2 with germanosilicate and aluminosilicate glasses, Journal of Non-Crystalline Solids 224 277-282 (1998) [doi: 10.1016/S0022-3093(97)00470-5]
Unité Matériaux et Transformations, CNRS UMR 8207, Université Lille1, Bâtiment C6, 59655 Villeneuve d'Ascq, France
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